Mathematics

10th

grade

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Algebra 2 Chapter 1-2 Properties of Real Numbers

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  • 1. Multiple Choice
    3 minutes
    1 pt

    To which set of numbers does the number belong?

     215-\frac{2}{15}  

    integers, rational numbers, real numbers

    rational numbers, real numbers

    whole numbers, integers, real numbers

     rational numbers, irrational numbers, real numbers

  • 2. Multiple Choice
    3 minutes
    1 pt

    The formula  S=30fdS=\sqrt{30fd}  relates the speed S in miles per hour a car was traveling to the length d in feet that the car skidded when brakes were applied. The variable f is the coefficient of friction, which varies depending on the road surface and the condition of the tires. Which set of numbers contain the value of S for f = 0.8 and d = 51

     irrational numbers, real numbers

     integers, rational numbers,  real numbers

    whole numbers, integers, rational numbers, real numbers

    natural numbers, whole numbers, integers, rational numbers, real numbers

  • 3. Multiple Choice
    3 minutes
    1 pt

    Name the property of real numbers illustrated by the equation?

     (x + 11)(2) = 2(x)+ (2)(11)\left(x\ +\ 11\right)\left(-2\right)\ =\ -2\left(x\right)+\ \left(-2\right)\left(11\right)  

    Associative Property of Addition

    Commutative Property of Addition

    Distributive Property

    Closure Property of Addition

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